8 int blkg_rwstat_init(struct blkg_rwstat *rwstat, gfp_t gfp)  in blkg_rwstat_init()  argument
13 		ret = percpu_counter_init(&rwstat->cpu_cnt[i], 0, gfp);  in blkg_rwstat_init()
16 				percpu_counter_destroy(&rwstat->cpu_cnt[i]);  in blkg_rwstat_init()
19 		atomic64_set(&rwstat->aux_cnt[i], 0);  in blkg_rwstat_init()
25 void blkg_rwstat_exit(struct blkg_rwstat *rwstat)  in blkg_rwstat_exit()  argument
30 		percpu_counter_destroy(&rwstat->cpu_cnt[i]);  in blkg_rwstat_exit()
43 			 const struct blkg_rwstat_sample *rwstat)  in __blkg_prfill_rwstat()  argument
61 			   rwstat->cnt[i]);  in __blkg_prfill_rwstat()
63 	v = rwstat->cnt[BLKG_RWSTAT_READ] +  in __blkg_prfill_rwstat()
64 		rwstat->cnt[BLKG_RWSTAT_WRITE] +  in __blkg_prfill_rwstat()
65 		rwstat->cnt[BLKG_RWSTAT_DISCARD];  in __blkg_prfill_rwstat()
82 	struct blkg_rwstat_sample rwstat = { };  in blkg_prfill_rwstat()  local
84 	blkg_rwstat_read((void *)pd + off, &rwstat);  in blkg_prfill_rwstat()
85 	return __blkg_prfill_rwstat(sf, pd, &rwstat);  in blkg_prfill_rwstat()
115 		struct blkg_rwstat *rwstat;  in blkg_rwstat_recursive_sum()  local
121 			rwstat = (void *)blkg_to_pd(pos_blkg, pol) + off;  in blkg_rwstat_recursive_sum()
123 			rwstat = (void *)pos_blkg + off;  in blkg_rwstat_recursive_sum()
126 			sum->cnt[i] += blkg_rwstat_read_counter(rwstat, i);  in blkg_rwstat_recursive_sum()